47199140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{138821}}^1$

素因数の和:138847

約数の個数: 24

約数和(自身を含む): 104949432

約数和(自身を除く): 57750292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 138821, 277642, 555284, 694105, 1388210, 2359957, 2776420, 4719914, 9439828, 11799785, 23599570, 47199140]

約数ペア:

[(1, 47199140), (2, 23599570), (4, 11799785), (5, 9439828), (10, 4719914), (17, 2776420), (20, 2359957), (34, 1388210), (68, 694105), (85, 555284), (170, 277642), (340, 138821)]